Acids, bases and salts - 20 questions

What colour would phenolphthalein indicator turn if added to an alkaline solution?

What colour would methyl orange indicator turn if added to an acidic solution?

What colour would litmus indicator be in a neutral solution?

An acidic solution with universal indicator added will be blue in colour.

• True

• False

Write the chemical formula for hydrochloric acid.

Which of the following chemical formulae correctly shows sulfuric acid?

• HSO₄

• H₂SO₃

• HSO₃

• H₂SO₄

All acids produce which ion in solution?

Give the name not the formula.

Alkalis produce which ion in solution?

Give the name not the formula.

Neutralisation reactions always produce which small molecule (give its name not formula)?

The reaction between magnesium and hydrochloric acid produces magnesium chloride and which other substance (give its name not formula)?